exoclock
exoclock
HAT-P-27b
Discovered by: Béky et al. 2011
The Star
Simbad
GAIA
2MASS		 HAT-P-27
DR2 1159336403336463872
J14510418+0556505
RA 14:51:04.1870 DEC +05:56:50.548
Parallax
4.992 mas		 P.M. RA
-28.621 mas/y		 P.M. DEC
-2.757 mas/y
MagV
12.19		 MagR
11.98		 MagI
11.23		 MagJ
10.626		 MagH
10.249		 MagK
10.109
MagG
11.956		 MagGBP
12.419		 MagGRP
11.352
* calculated from GAIA magnitudes

Ephemeris - Not verified False
Seeliger et al. 2015
Mid-time
2455186.0199 ± 0.0004 BJDTDB
Period
3.0395803 ± 1.5e-06 days
Transit Parameters
Béky et al. 2011
Rp/Rs
0.119 ± 0.003		 a/Rs
9.7 +0.4 -0.5
 i
84.7 +0.4 -0.7 deg
e
0.08 +0.05 -0.05
 ω
63.0 +64.0 -64.0 deg
DepthR*
14.08 mmag		 Duration*
1.68 hours
* calculated from the other parameters, using PyLightcurve
Limb Darkening Parameters
Béky et al. 2011
Teff
5300.0 +90.0 -90.0 K
 Log(g)
4.51 +0.04 -0.04 cm/s2
 Fe/H
0.29 +0.1 -0.1 dex
ExoClock Status
Observing Priority
Total Observations (Recent)
O-C minutes
Total Literature Mid-times		 LOW
19 (13)
-3.8±0.3
0
HAT-P-27b


ExoClock Observations
Observation
Date		 Observer
Observatory		 Telescope
Camera / Filter / Exp [s]		 O-C
minutes
2021-06-08 Yves Jongen
Deep Sky Chile		 Plane Wave CDK 17"
Moravian 4G / R / 120.0		 -4.1 ± 1.2
2021-05-24 Carmelo Falco
GAL Hassin Robotic Telescope 2 (GRT2) - Multiband		 Giacometti-Fogale RC16 - 2
Andor Apogee Aspen CG16M / g' / 90.0		 -4.0 ± 2.4
2021-05-24 Carmelo Falco
GALHassin Robotic Telescope 2 (GRT2)		 Giacometti-Fogale RC16
Andor Apogee Aspen CG16M / Lum / 60.0		 -5.4 ± 2.9
2021-04-18 Billy Edwards
Haleakala Observatory		 LCO Meade
SBIG STX6303 / r' / 59.937		 -4.4 ± 1.3
2021-04-12 Yves Jongen
Deep Sky Chile		 Plane Wave CDK 17"
Moravian 4G / R / 120.0		 -3.4 ± 1.0
2021-04-09 Yves Jongen
Deep Sky Chile		 Plane Wave CDK 17"
Moravian 4G / V / 120.0		 -0.5 ± 1.2
2021-03-28 Marc Deldem
Les Barres Observatory		 Celestron C11
SBIG ST10-XME / Clear / 120.0		 -5.4 ± 1.0
2021-03-28 Carmelo Falco
GALHassin Robotic Telescope 2 (GRT2)		 Giacometti-Fogale RC16
Andor Apogee Aspen CG16M / g' / 90.0		 -6.5 ± 1.9
2021-03-24 Yves Jongen
Rasteau Observatory		 Plane Wave CDK 17"
SBIG STXL 11002 / Lum / 120.0		 -1.4 ± 1.0
2021-03-24 Alberto Tomatis
Alto-Observatory		 RC
STL 6303 / Lum / 60.0		 -3.1 ± 2.9
2021-03-25 Ivo Peretto
MarSEC Marana Space Explorer Center		 R-C
Moravia G2-1600 MkII / Clear / 60.0		 -4.1 ± 2.2
2021-03-24 Mauro Caló
Cavallino		 RC
SBIG ST10 / Lum / 60.0		 -4.4 ± 4.3
2021-03-24 Adrian Jones
Private Observatory (I64)		 Meade ACF 30cm
QSI 583 / R / 100.0		 -5.0 ± 2.3
2020-05-22 Matthias Mallonn
STELLA		 Cassegrain
optical CCD photometer / r' / 50.0		 -5.1 ± 0.6
2020-05-19 Matthias Mallonn
STELLA		 Cassegrain
optical CCD photometer / r' / 50.0		 -3.5 ± 0.7
2020-05-15 John Savage
Z42 Rushay Farm Observatory		 Celestron 14Edge
ZWO ASI6200MM / Clear / 120.0		 -2.6 ± 1.2
2020-05-15 Matthias Mallonn
STELLA		 Cassegrain
optical CCD photometer / r' / 50.0		 -3.7 ± 0.6
2020-05-15 Francois Regembal
HRTobs		 Astrosib RC360
SBIG STX 16803 / Lum / 60.0		 -5.9 ± 2.9
2017-05-29 Alessandro Marchini
Astronomical Observatory, University of Siena		 Mak-Cas 0.3m f/5.6
Sbig STL-6303 / R / 300.0		 -0.3 ± 2.2
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